18702930890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4073}}^1\times {\mathrm{65599}}^1$

素因数の和:69686

約数の個数: 32

約数和(自身を含む): 38484633600

約数和(自身を除く): 19781702710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4073, 8146, 20365, 28511, 40730, 57022, 65599, 131198, 142555, 285110, 327995, 459193, 655990, 918386, 2295965, 4591930, 267184727, 534369454, 1335923635, 1870293089, 2671847270, 3740586178, 9351465445, 18702930890]

約数ペア:

[(1, 18702930890), (2, 9351465445), (5, 3740586178), (7, 2671847270), (10, 1870293089), (14, 1335923635), (35, 534369454), (70, 267184727), (4073, 4591930), (8146, 2295965), (20365, 918386), (28511, 655990), (40730, 459193), (57022, 327995), (65599, 285110), (131198, 142555)]